EP0460888A3 - Improvements in battery charging circuits - Google Patents
Improvements in battery charging circuits Download PDFInfo
- Publication number
- EP0460888A3 EP0460888A3 EP19910304992 EP91304992A EP0460888A3 EP 0460888 A3 EP0460888 A3 EP 0460888A3 EP 19910304992 EP19910304992 EP 19910304992 EP 91304992 A EP91304992 A EP 91304992A EP 0460888 A3 EP0460888 A3 EP 0460888A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- battery charging
- charging circuits
- circuits
- battery
- charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
- H02J7/007184—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage in response to battery voltage gradient
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9012578 | 1990-06-06 | ||
GB909012578A GB9012578D0 (en) | 1990-06-06 | 1990-06-06 | Improvements in battery charging circuits |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0460888A2 EP0460888A2 (en) | 1991-12-11 |
EP0460888A3 true EP0460888A3 (en) | 1992-07-01 |
Family
ID=10677136
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19910304992 Withdrawn EP0460888A3 (en) | 1990-06-06 | 1991-06-03 | Improvements in battery charging circuits |
Country Status (4)
Country | Link |
---|---|
US (1) | US5307002A (en) |
EP (1) | EP0460888A3 (en) |
KR (1) | KR920001797A (en) |
GB (1) | GB9012578D0 (en) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT406719B (en) * | 1991-06-05 | 2000-08-25 | Enstore Forschungs Entwicklung | METHOD FOR PREFERRED FAST CHARGING OF BATTERIES |
ATE135501T1 (en) * | 1993-04-30 | 1996-03-15 | Siemens Nixdorf Inf Syst | METHOD AND CIRCUIT ARRANGEMENT FOR MONITORING A DIODE DECOUPLING A DC-LINK VOLTAGE AND A BATTERY VOLTAGE IN A BATTERY BUFFERED POWER SUPPLY UNIT |
KR970011061B1 (en) * | 1993-12-08 | 1997-07-05 | Lg Electronics Inc | Control apparatus and method of battery charger |
JP3540848B2 (en) | 1994-12-26 | 2004-07-07 | 富士通株式会社 | Charge control device and electronic equipment |
US5610496A (en) * | 1995-06-30 | 1997-03-11 | Symbol Technologies, Inc. | Dual battery control system |
ATE196039T1 (en) * | 1995-10-02 | 2000-09-15 | Wyss Patrick Impex | METHOD FOR AUTOMATICALLY ADJUSTING A CHARGER AND CHARGER THEREFOR |
DE19539928C2 (en) * | 1995-10-26 | 1997-11-20 | Siemens Ag | Device for buffering the DC voltage at the output of a power supply |
US5714863A (en) * | 1996-02-20 | 1998-02-03 | Motorola, Inc. | Circuit for enhancing power delivery of an energy source |
DE19643012B4 (en) * | 1996-10-18 | 2008-01-03 | Vb Autobatterie Gmbh & Co. Kgaa | Method for charging an electrical accumulator with a generator |
US6995963B2 (en) * | 2001-10-22 | 2006-02-07 | Apple Computer, Inc. | Methods and apparatus for charging a battery in a peripheral device |
US7307360B2 (en) * | 2004-01-30 | 2007-12-11 | Arizona Board Of Regents | Uninterruptible power supplies |
US20070080665A1 (en) * | 2005-07-29 | 2007-04-12 | Paul Christopher R | System and method for monitoring power supplied to a battery |
US7770036B2 (en) * | 2006-02-27 | 2010-08-03 | Apple Inc. | Power management in a portable media delivery system |
US7848527B2 (en) | 2006-02-27 | 2010-12-07 | Apple Inc. | Dynamic power management in a portable media delivery system |
US20090243553A1 (en) * | 2008-03-25 | 2009-10-01 | John Walley | Method and system for power and charging control in a bluetooth headset |
US20110163700A1 (en) * | 2010-01-06 | 2011-07-07 | Putting Around, Inc. | Methods and systems related to desulfation of a battery |
JP2012070477A (en) * | 2010-09-21 | 2012-04-05 | Panasonic Electric Works Co Ltd | Rechargeable electric apparatus |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1615626A1 (en) * | 1967-07-21 | 1970-08-06 | Sonnenschein Accumulatoren | Electronic load switch for buffer loaders |
US3576487A (en) * | 1969-12-22 | 1971-04-27 | Gen Electric | Battery charging circuit utilizing multivibrator locking means |
US3621359A (en) * | 1969-03-28 | 1971-11-16 | Leclanche Sa | Method of detecting the end-of-charge condition of an electric storage battery under charge and device for the carrying out of this method |
FR2539255A1 (en) * | 1983-01-11 | 1984-07-13 | Verdon Michel | Device for maintaining electrical supply, associated with systems for charging, for monitoring charging and for discharging, with automatic stop in both cases, for a "buffer" type battery, with nominal voltage of between 6 V and 18 V and nominal capacity of between 0.5 Ah and 15 Ah |
EP0147241A2 (en) * | 1983-12-30 | 1985-07-03 | Alexander Manufacturing Company | Method and apparatus for charging a nickel-cadmium battery |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4563628A (en) * | 1982-10-12 | 1986-01-07 | Baker Industries, Inc. | Supervision system for monitoring the condition of a battery and a series-connected fuse |
US4595872A (en) * | 1983-09-28 | 1986-06-17 | Ball Newton E | Computer-attached uninterruptable DC power supply |
US4746852A (en) * | 1984-10-29 | 1988-05-24 | Christie Electric Corp. | Controller for battery charger |
US4670703A (en) * | 1985-05-06 | 1987-06-02 | General Electric Company | Battery charger with three different charging rates |
US5122721A (en) * | 1989-12-22 | 1992-06-16 | Sanyo Electric Co., Ltd. | Combination battery charger and ac adapter |
-
1990
- 1990-06-06 GB GB909012578A patent/GB9012578D0/en active Pending
-
1991
- 1991-06-03 EP EP19910304992 patent/EP0460888A3/en not_active Withdrawn
- 1991-06-04 KR KR1019910009220A patent/KR920001797A/en not_active Application Discontinuation
- 1991-06-05 US US07/710,824 patent/US5307002A/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1615626A1 (en) * | 1967-07-21 | 1970-08-06 | Sonnenschein Accumulatoren | Electronic load switch for buffer loaders |
US3621359A (en) * | 1969-03-28 | 1971-11-16 | Leclanche Sa | Method of detecting the end-of-charge condition of an electric storage battery under charge and device for the carrying out of this method |
US3576487A (en) * | 1969-12-22 | 1971-04-27 | Gen Electric | Battery charging circuit utilizing multivibrator locking means |
FR2539255A1 (en) * | 1983-01-11 | 1984-07-13 | Verdon Michel | Device for maintaining electrical supply, associated with systems for charging, for monitoring charging and for discharging, with automatic stop in both cases, for a "buffer" type battery, with nominal voltage of between 6 V and 18 V and nominal capacity of between 0.5 Ah and 15 Ah |
EP0147241A2 (en) * | 1983-12-30 | 1985-07-03 | Alexander Manufacturing Company | Method and apparatus for charging a nickel-cadmium battery |
Non-Patent Citations (1)
Title |
---|
PROCEEDINGS OF THE IEEE. vol. 76, no. 4, April 1988, NEW YORK US pages 311 - 324; W.W. BURNS & J. KOCIECKI: 'POWER ELECTRONICS IN THE MINICOMPUTER INDUSTRY' * |
Also Published As
Publication number | Publication date |
---|---|
GB9012578D0 (en) | 1990-07-25 |
US5307002A (en) | 1994-04-26 |
EP0460888A2 (en) | 1991-12-11 |
KR920001797A (en) | 1992-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): CH DE DK FR GB IT LI NL |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): CH DE DK FR GB IT LI NL |
|
17P | Request for examination filed |
Effective date: 19921230 |
|
17Q | First examination report despatched |
Effective date: 19940318 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19940729 |